---
title: CampaignUpdate.BidStrategy
framework: Apple Ads Platform API
role: symbol
role_heading: Object
platforms: [apple ads platform api 1.0+]
path: apple-ads-platform-api/campaignupdate/bidstrategy-data.dictionary
---

# CampaignUpdate.BidStrategy

The request body for updating a bid strategy on an ad group or campaign.

## Declaration

```data
object CampaignUpdate.BidStrategy
```

## Properties

bidStrategyType: The bid strategy type to apply. See BidStrategyType. bidStrategyGoal: The optimization goal to apply. Must match bidStrategyType per the pairings above. See BidStrategyGoal. bid: The monetary bid amount for manual bid strategies, setting the per-auction monetary ceiling. For MANUAL_CPT, this value directly governs auction participation. For automated strategies, it acts as an upper bound. See Money.

## Discussion

Discussion To change a campaign’s bid strategy after creation, use this object. The bidStrategyType and bidStrategyGoal fields must be sent together and matched per the pairings in BidStrategy. See BidStrategyUpdate for the full field reference.